Lightning eMotors, a Loveland, Colo.-based manufacturer and seller of electric vehicles for commercial fleets, has been certified under the “buy America” program, making its products eligible for federal grants designed to help electrify the nation’s transportation.

Medium-duty electric commercial vehicles from box trucks to specialty applications are anticipated to play a large role as regulators and businesses turn to axing greenhouse gas and carbon emissions in the years ahead.

Lightning eMotors Inc. shares surged after the company that electrifies commercial vehicles announced a strategic partnership with a Berkshire Hathaway Inc.-backed bus maker.

Lightning eMotors, a provider of electric powertrains for a range of commercial vehicles, announced it is adding 107,000 square feet to the footprint of its headquarters in Loveland, Colo.

Lightning EMotors, a company that focuses on fleet electrification and cutting out fuel consumption, is in advanced talks to go public through a merger with blank-check firm GigCapital3 Inc., according to people with knowledge of the matter.